The intersection of Dorchester Avenue, Lonsdale Street and Welles Avenue was designated a Hero Square for Edward A. McGuire
https://www.cityofboston.gov/veterans/herosquares/view.aspx?id=703
Pfc Edward A. McGuire lived at 14 Mallet Street. He died in service with the 75tth Coast Guard Artillery Mine Planters Battery in the Panama Canal Zone on June 18, 1944
The square was named in 1948. See The Boston Globe, May 8, 1948.